Xiaomi silently launched Mi TV 4S 55" 4K HDR Smart TV. It has the same PatchWall on top of Android OS with AI technology for deep learning also has Dolby and DTS Audio.
This smart tv made out of metal frame. Comes with a multi purpose smart remote with IR & Bluetooth which works with Tv & setup box. It also comes with Speech Recognition for voice control.

Xiaomi Mi TV 4S 55" Detailes Specification:

55" 4K Display with the resolution of 3840x2160 Pixels

Amlogic 1.5GHz Quad Core Cortex A53 Processor with Mali 450MP3 GPU

2GB Ram & 8GB Rom

PatchWall on top of Android OS

2 Speakers (8 watt each) with DTS

Connectivity : WIFI, Bluetooth 4.2, Ethernet Port, USB-2, HDMI-3

Xiaomi Mi TV 4S 55" prices in china 2999 yuan which is roughly around Rs.31,000/- & will be available on SOURCE-1mi.com in China.SOURCE-1